content: /*
  
  Copyright 2015 Akexorcist
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
  http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  
  */
  
  package com.akexorcist.googledirection.request;
  
  import androidx.annotation.NonNull;
  import androidx.annotation.Nullable;
  
  import com.google.android.gms.maps.model.LatLng;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * The class for assign the waypoints and destination position.
   *
   * @since 1.0.0
   */
  public class DirectionDestinationRequest {
      @NonNull
      private String apiKey;
      @NonNull
      private LatLng origin;
      @Nullable
      private List<LatLng> waypointList;
  
      public DirectionDestinationRequest(@NonNull String apiKey, @NonNull LatLng origin) {
          this.apiKey = apiKey;
          this.origin = origin;
      }
  
      /**
       * Assign the waypoint position of the request
       *
       * @param waypoint The latitude and longitude of waypoint position.
       * @return This destination request object.
       * @since 1.0.0
       */
      public DirectionDestinationRequest and(@NonNull LatLng waypoint) {
          if (waypointList == null) {
              waypointList = new ArrayList<>();
          }
          waypointList.add(waypoint);
          return this;
      }
  
      /**
       * Assign the waypoint position of the request as a list.
       *
       * @param waypointList The list of latitude and longitude of waypoint position.
       * @return This destination request object.
       * @since 1.0.0
       */
      public DirectionDestinationRequest and(@NonNull List<LatLng> waypointList) {
          if (this.waypointList == null) {
              this.waypointList = new ArrayList<>();
          }
          this.waypointList.addAll(waypointList);
          return this;
      }
  
      /**
       * Assign the destination position of the request.
       *
       * @param destination The latitude and longitude of destination position.
       * @return The direction request object.
       * @since 1.0.0
       */
      public DirectionRequest to(@NonNull LatLng destination) {
          return new DirectionRequest(apiKey, origin, destination, waypointList);
      }
  }
  